278795304

素因数分解:

$2^3\times 3^3\times {\mathrm{1290719}}^1$

素因数の和:1290734

約数の個数: 32

約数和(自身を含む): 774432000

約数和(自身を除く): 495636696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1290719, 2581438, 3872157, 5162876, 7744314, 10325752, 11616471, 15488628, 23232942, 30977256, 34849413, 46465884, 69698826, 92931768, 139397652, 278795304]

約数ペア:

[(1, 278795304), (2, 139397652), (3, 92931768), (4, 69698826), (6, 46465884), (8, 34849413), (9, 30977256), (12, 23232942), (18, 15488628), (24, 11616471), (27, 10325752), (36, 7744314), (54, 5162876), (72, 3872157), (108, 2581438), (216, 1290719)]